Fix plugin chunks randomly not saving; Misc changes

source/backend/CarlaBackend.h

@@ -1282,7 +1282,7 @@ typedef struct {
 
 #ifdef __cplusplus
     /*!
-     * Fix default value within range.
+     * Fix the default value within range.
      */
     void fixDefault() noexcept
     {
@@ -1294,7 +1294,7 @@ typedef struct {
      */
     void fixValue(float& value) const noexcept
     {
-        if (value <= min)
+        if (value < min)
             value = min;
         else if (value > max)
             value = max;
@@ -1303,7 +1303,7 @@ typedef struct {
     /*!
      * Get a fixed value within range.
      */
-    float getFixedValue(const float& value) const noexcept
+    const float& getFixedValue(const float& value) const noexcept
     {
         if (value <= min)
             return min;
@@ -1351,6 +1351,11 @@ typedef struct {
      */
     float getUnnormalizedValue(const float& value) const noexcept
     {
+        if (value <= 0.0f)
+            return min;
+        if (value >= 1.0f)
+            return max;
+
         return value * (max - min) + min;
     }
 #endif /* __cplusplus */

source/utils/CarlaString.hpp

@@ -632,7 +632,10 @@ public:
 
             for (; i++ < 3;)
                 strBuf[strBufIndex++] = '=';
+        }
 
+        if (strBufIndex != 0)
+        {
             strBuf[strBufIndex] = '\0';
             ret += strBuf;
         }